Home / 5,056,449.72-7,585,394.28-1,643,639.16

Finding the Fourth Proportional to 5,056,449.72, 7,585,394.28 and 1,643,639.16

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Solution

The fourth proportional to 5,056,449.72, 7,585,394.28 and 1,643,639.16 is: 2,465,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056,449.72 : 7,585,394.28 = 1,643,639.16 : x
  2. Step 2: Convert to fraction form
    5,056,449.72/7,585,394.28 = 1,643,639.16/x
  3. Step 3: Cross multiply
    5,056,449.72x = 7,585,394.28 × 1,643,639.16
  4. Step 4: Simplify right side
    5,056,449.72x = 12,467,651,082,648.00
  5. Step 5: Solve for x
    x = 12,467,651,082,648.00/5,056,449.72
  6. Step 6: Final answer
    x = 2,465,692.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.